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54123322043 = 7191525926669
BaseRepresentation
bin110010011010000000…
…000101101010111011
312011200221120122010002
4302122000011222323
51341321032301133
640510334343215
73624140434550
oct623200055273
9164627518102
1054123322043
1120a54227a1a
12a5a595ab0b
1351470ac45b
1428961c6a27
15161b879ce8
hexc9a005abb

54123322043 has 16 divisors (see below), whose sum is σ = 65117472000. Its totient is φ = 43945237152.

The previous prime is 54123322027. The next prime is 54123322073. The reversal of 54123322043 is 34022332145.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 54123322043 - 24 = 54123322027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54123321997 and 54123322015.

It is not an unprimeable number, because it can be changed into a prime (54123322073) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2016113 + ... + 2042781.

It is an arithmetic number, because the mean of its divisors is an integer number (4069842000).

Almost surely, 254123322043 is an apocalyptic number.

54123322043 is a deficient number, since it is larger than the sum of its proper divisors (10994149957).

54123322043 is a wasteful number, since it uses less digits than its factorization.

54123322043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41954.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 54123322043 its reverse (34022332145), we get a palindrome (88145654188).

The spelling of 54123322043 in words is "fifty-four billion, one hundred twenty-three million, three hundred twenty-two thousand, forty-three".

Divisors: 1 7 19 133 15259 26669 106813 186683 289921 506711 2029447 3546977 406942271 2848595897 7731903149 54123322043